Descartes is perhaps best known for his statement, "Cogito, ergo sum," the cornerstone of his metaphysics. But he did not intend the metaphysics to stand apart from his scientific work, which included important investigations into physics, mathematics, and optics. In this book, Sorell shows that Des[...]

It was as a political thinker that Thomas Hobbes first came to prominence, and it is as a political theorist that he is most studied today. Yet the range of his writings extends well beyond morals and politics. Hobbes had distinctive views in metaphysics and epistemology, and wrote about such subjec[...]